Home / 2,810,665,851.80-3,878,761,294.47-1,540,496,673.03

Finding the Fourth Proportional to 2,810,665,851.80, 3,878,761,294.47 and 1,540,496,673.03

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Solution

The fourth proportional to 2,810,665,851.80, 3,878,761,294.47 and 1,540,496,673.03 is: 2,125,908,658.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,665,851.80 : 3,878,761,294.47 = 1,540,496,673.03 : x
  2. Step 2: Convert to fraction form
    2,810,665,851.80/3,878,761,294.47 = 1,540,496,673.03/x
  3. Step 3: Cross multiply
    2,810,665,851.80x = 3,878,761,294.47 × 1,540,496,673.03
  4. Step 4: Simplify right side
    2,810,665,851.80x = 5,975,218,869,608,570,880
  5. Step 5: Solve for x
    x = 5,975,218,869,608,570,880/2,810,665,851.80
  6. Step 6: Final answer
    x = 2,125,908,658.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.